Clump Forming Fargesia Murieliae Bamboo (Ettingshall WV4)

Not SPREADING My 18" x 18" clump was put in my garden in 1995 so does not grow very quick at all. is As per 2nd pic. I can search more information if needed. Ideal for pots or in ground . . I can dig out small clumps for pots for people or as a whole clump i if you want . Just tell me what you would like . I will dig out as and when I receive messages .